PolypPower Bulk Items The extremely porous granules are

The extremely porous granules are the optimum size for use in high-capacity filters

No fan is used

30g (1 oz)

The second section includes chapters with the details on the largest coral reef aquariums of the world

PolypPower Bulk Items The extremely porous granules arePolypPower is a new fine powdery blend of dried zooplankton developed to be an ideal food for all corals, whether photosynthetic or nonphotosynthetic. It is also an excellent food for all filter feeding invertebrates, such as anemones, feather duster worms, clams, crinoids, sea cucumbers, and tunicates. When hydrated with aquarium water the particles are neutrally buoyant and drift for a long time. It can also be target fed of course. Available in 30g